dotnet ef database updateįail: įailed executing DbCommand (3ms), CommandType='Text', CommandTimeout='30'] when running the dotnet ef database update command. Let's start with the easier part - debugging the situation when errors appear while changes to the database are being applied, e.g. It's also best to have the same DbContext configuration here as in the project that you're having problems with. Remember to reference the correct DbContext for which the database update phase fails. The Host bits might look strange, but the setup is there to easily inject the IServiceScopeFactory, which will be used to set up instances of the DbContext. Protected override Task ExecuteAsync(CancellationToken stoppingToken) _serviceScopeFactory = serviceScopeFactory Public Worker(IServiceScopeFactory serviceScopeFactory, IHost host, ILogger logger) Private readonly IServiceScopeFactory _serviceScopeFactory Log.AddFilter("Microsoft", level => level >= LogLevel.Warning) Options.UseSqlServer("Server=127.0.0.1,1433 Database=Database User ID=User Password=Password MultipleActiveResultSets=true")) Var host = Host.CreateDefaultBuilder(args) * or other EFCore package depending on your database engineĪnd Program.cs looking like this: using EFCoreDebug NET 6 console application with the following NuGet packages added: * They usually work great (besides the occasional conflicts when merging pull requests), but there might come a time when you need to debug either the migration scaffolding operation or applying the changes to the database - what to do then? It is easier than you might think! Starting pointĪs a starting point, let's create a simple. Entity Framework's Migrations are a powerful tool for keeping the application data model in sync with the database.
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